The Suffern, New York, resident left the judges amazed as she took them, with a shy smile, on a musical ride peaking with, “I now know my name.”

Simon Cowell made a bold prediction about a 12-year-old singer with a ukulele: “I think you’re the next Taylor Swift.”

That’s what he told Grace VanderWaal after she wowed the America’s Got Talent judges in Tuesday’s auditions with a heart-piercing song she wrote about herself that immediately shot her into the semifinals.

“I don’t know my name. I don’t play by the rules of the game,” she sang. “I’m lost, trying to get found in an ocean...”